Home / 14,239.03-21,360.58-4,379.14

Finding the Fourth Proportional to 14,239.03, 21,360.58 and 4,379.14

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Solution

The fourth proportional to 14,239.03, 21,360.58 and 4,379.14 is: 6,569.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,239.03 : 21,360.58 = 4,379.14 : x
  2. Step 2: Convert to fraction form
    14,239.03/21,360.58 = 4,379.14/x
  3. Step 3: Cross multiply
    14,239.03x = 21,360.58 × 4,379.14
  4. Step 4: Simplify right side
    14,239.03x = 93,540,863.50
  5. Step 5: Solve for x
    x = 93,540,863.50/14,239.03
  6. Step 6: Final answer
    x = 6,569.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.